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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $46,000 | 13,907 | 13,907 |
| 2006 | $14,921 | 4,505 | 4,505 |
| 2007 | $60,689 | 20,164 | 20,164 |
| 2008 | $23,806 | 7,068 | 7,068 |
| 2009 | $28,879 | 7,822 | 7,822 |
| 2010 | $42,520 | 3,935 | 3,935 |
| 2011 | $78,981 | 24,243 | 24,243 |
Note: Quantity represents Weight in kilograms
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